Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11064587 | LED lighting apparatus and LED driving circuit thereof | Keith Hopwood | 2021-07-13 |
| 10321529 | LED drive circuit with improved flicker performance, and LED lighting device comprising same | Young-do Jung, Sung Ho Jin, Sang Wook Han | 2019-06-11 |
| 10187945 | LED drive circuit with improved flicker performance, and LED lighting device comprising same | Young-do Jung, Sung Ho Jin, Sang Wook Han | 2019-01-22 |
| 10028344 | Backlight driving apparatus | Hyun Gu Kang, Oh Seok Kim, Young Eun Yang | 2018-07-17 |
| 9848470 | LED driving circuit using double bridge diode and LED illumination device comprising same | — | 2017-12-19 |
| 9743479 | LED lighting apparatus with improved flicker index | — | 2017-08-22 |
| 9735877 | Optical communication device using AC LED lighting and communication method using the same | — | 2017-08-15 |
| 9713213 | LED luminescence apparatus | Hyun Gu Kang, Snag Wook Han, Young-do Jung | 2017-07-18 |
| 9674912 | LED luminescence apparatus and method of driving the same | Young Do Jong, Hyun Gu Kang, Kang Nyung Lee | 2017-06-06 |
| 9591709 | Illumination apparatus including semiconductor light emitting diodes | — | 2017-03-07 |
| 9585214 | LED driving circuit for continuously driving LED, LED lighting device comprising same and driving method | Hyun Gu Kang, Sang Wook Han | 2017-02-28 |
| 9538599 | LED lighting apparatus with improved flicker index | — | 2017-01-03 |
| 9516718 | LED luminescence apparatus | Hyun Gu Kang, Snag Wook Han, Young-do Jung | 2016-12-06 |
| 9426857 | LED driving circuit package | Young Do Jong, Hyun Gu Kang, Kang Nyung Lee | 2016-08-23 |
| 9378701 | Backlight driving apparatus | Hyun Gu Kang, Oh Seok Kim, Young Eun Yang | 2016-06-28 |
| 9357605 | LED driving apparatus and driving method for continuously driving LED | Hyun Gu Kang, Sang Wook Han | 2016-05-31 |
| 9345085 | Illumination apparatus including semiconductor light emitting diodes | — | 2016-05-17 |
| 9220143 | LED dimmer, LED lighting device comprising same, and method for controlling dimming of LED lighting device | Hyun Gu Kang, Jin Cheol Shin, Sang Wook Han | 2015-12-22 |
| 9107262 | Illumination apparatus including semiconductor light emitting diodes | — | 2015-08-11 |
| 9101019 | LED luminescence apparatus and method of driving the same | Young Do Jong, Hyun Gu Kang, Kang Nyung Lee | 2015-08-04 |
| 8872434 | Constant-current-drive LED module device | Seok Jin Ha, In-Ki PARK, Sang Shin Koo, Jong Hyun Kim | 2014-10-28 |